-1(7b-9)=

Solution for -1(7b-9)= equation:

Simplifying
-1(7b + -9) = 0

Reorder the terms:
-1(-9 + 7b) = 0
(-9 * -1 + 7b * -1) = 0
(9 + -7b) = 0

Solving
9 + -7b = 0

Solving for variable 'b'.

Move all terms containing b to the left, all other terms to the right.

Add '-9' to each side of the equation.
9 + -9 + -7b = 0 + -9

Combine like terms: 9 + -9 = 0
0 + -7b = 0 + -9
-7b = 0 + -9

Combine like terms: 0 + -9 = -9
-7b = -9

Divide each side by '-7'.
b = 1.285714286

Simplifying
b = 1.285714286